Mirror Tulip and Jesse enter a carnival car and have to compete for the exit.

Someone mysterious invites Jesse and Mirror Tulip into a mall car.

Mirror Tulip finds herself in the wasteland outside the train.

Ryan and Min-Gi are forced to satisfy Pig Baby with the perfect dessert.

Arriving in a Wild West town, Ryan, Min-Gi, and Kez attempt to escape the locals.

Waking up on the train together, Ryan and Min-Gi are met by Kez, whose mistake has left the boys in a predicament.

Tulip, Atticus and One-One enter a crystal forest car and have to take part in a musical ritual.

The kids of The Apex raid a musical car before descending on a village of unsuspecting turtles - but before they can complete their mission, leaders Grace and Simon are separated from the pack under mysterious circumstances.

Tulip strikes a deal with a cat in an attempt to get home, but is the price worth it?

Grace and Simon look on the bright side and hope that this will be like a mini-vacation from their responsibilities as leaders of The Apex.

The gang's uneasy alliance is tested by a challenge in their first car together: dancing in a high-stakes octopus debutante ball!

With a growing rift forming between them, Ryan and Min-Gi attempt to convince a bouncer to let them enter the rave.

As the duo nears Kez's home, they are forced to contend both with all their enemies and their messy relationship.

Ryan and Min-Gi are forced to face the truth and a final challenge if they ever want to go home.

With their instruments back, Ryan and Min-Gi have to play their first show since they were kids, but it's no easy emotional feat.

Tulip, a headstrong 13-year-old girl, finds a mysterious train where every car contains its own universe.

Tulip and One-One explore a car full of Corgis and face off against a mysterious monster.

The gang enters an unfinished train car and tries to fix it.

Having finally arrived at Kez's home, Ryan and Min-Gi learn of her biggest secret and regret.

Mirror Tulip tries to create a new life for herself outside the Mirror World.

The gang finds themselves in a car full of golden winged snakes, but in that dusty landscape a mystery they're unprepared for awaits them.

The boys' disintegrating relationship finally comes to a head when they end up in a haunted art museum with seemingly no exit.

The gang meets a familiar face in a mirrored car.

Stuck in a blizzard, the gang seeks shelter in a nearby cabin. But when Simon realizes who's inside, he frantically searches for a way out.

Tulip takes a risk trusting an old foe.